import java.io.*;
import java.util.*;

public class Main {
    static StreamTokenizer in = new StreamTokenizer(new BufferedReader(new InputStreamReader(System.in)));
    static PrintWriter out = new PrintWriter(new OutputStreamWriter(System.out));
    static BufferedReader bin = new BufferedReader(new InputStreamReader(System.in));

    static int cin() throws IOException {
        in.nextToken();
        return (int) in.nval;
    }

    public static void main(String[] args) throws IOException {
            Integer i1 = 100;
    }
}   